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Question

Photosynthetic protists having trichocysts are

A
Dinophyceae
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B
Ciliates
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C
Bacillariophyceae
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D
Euglenophyceae.
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Solution

The correct option is A Dinophyceae

  • Trichocyst is a structure present in the cortex of organisms belonging to dinophyceae.
  • It refers to a cavity and thin threads which upon receiving a stimulus, can be ejected.
  • These trichocysts can be distributed all over the organism or may be restricted to specific areas.
  • The correct answer is A.


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